@media screen and (max-width: 480px) and (min-width: 320px) {
    .pc-about{display: none;}
    .m-about{display: block;padding-top: 100px;padding-bottom: 90px;}
    .m-about-i{width: 100%;}
    .m-about-img{width: 80%;margin: auto;border-radius: 50%;}
    .m-about-t{width: 100%;}
    .m-about-tl-t1{font-size: 17px;color: black;font-family: 微软雅黑;}
    .swiper-container4 {height: 40%;bottom: -20%;}
    .about-team-fr{height: 300px;}
    .about-team-fr-top{font-size: 24px;}
    .swiper-button-next4, .swiper-button-prev4 {
        background-size: 27px 30px;
        top: 20%;
    }
    .about-container {
        margin-top: 23px;
    }


}